1992 Johnson Evinrude "EN" 90 deg. Cross V Service Manual, P/N 508145, Page 137Get this manual
STEPRUNNING OUTPUT TEST
1Twist and remove all primary leads from ignition coilsf141 2.atwist to install Stevens Instrument NoTS-77 terminal extenders, or equivalent, on Ignition cOil primary postsf141 3Install primary leads on terminal extendersObserve proper wire routing and ignition timing Connect orangeblue leads to top ignition coils, orange leads to center ignition coils, and orangegreen leads to bottom ignition coilsNote Route all tester leads so they do not interfere with moving engine parts4Set peak-reading voltmeter to "POSand "500"
14 5C.onnect voltmeter red lead to No.1 terminal extenderConnect meter black lead to clean